› added 6 years ago

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TIL pistol shrimp produce a snapping sound that is so loud, US submarines would hover above colonies of them because the sound kept them from being detected by Japanese sonar.

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via reddit.com

9wy0D TIL that since 1945, the Netherlands has sent Canada thousands of tulips every year as a thank-you for sheltering their royal family during WWII. This annual gift led to the creation of the famous Canadian Tulip Festival.
Oodwa TIL that Smokey Bear's name was inspired by "Smokey" Joe Martin, a New York firefighter who suffered burns and blindness during a 1922 rescue. Also, the symbol of the U.S. Forest Service is actually just "Smokey Bear," not "Smoke the Bear." The "the" was added to help the rhythm of a 1952 song.
ANPDo TIL that, despite using the same alphabet (Hangul), North Korea and South Korea order the letters differently, with NK placing new letters at the end of the alphabet and SK grouping similar letters together
1a9J4 TIL men are more willing than women to use a time machine to kill Adolf Hitler, according to a 2015 study from the University of Texas
W71r9 TIL that there was a massive volcanic eruption in the southwest Pacific in 1808... that no one seems to know about.